html,body,div,img,input{
	margin: 0;
	padding: 0;
	outline: 0;
	box-sizing: border-box;
}
body{
	font-size: 14px;
	height: 100%;
	background-image: url(../images/背景.jpg);
	background-repeat: no-repeat;
}
div.div_container{
	margin: 100px auto;
	padding: 30px;
	width: 40%;
	height: 100%;
	// border: 1px solid #eee;
	box-shadow: 0 0 0 3px skyblue;
	text-align: left;
}
.div_container div.topic{
	text-indent: 1em;
	font-size: 32px;
}
.topic span{
	padding: 8px;
}
.div_container div{
	margin:20px;
	font-size: 24px;
	color: #333;
}
#userNameId,#password{
	height: 40px;
	width: 280px;
	padding-left: 5px;
}
.accept{
	text-indent: 2em;
	font-size: 12px;
}
.submit{
	padding: 10px 20px;
	margin-left: 153px;
	background-color: #44475f;
	border: 0;
	color: #fff;
}